5 ms·
Says the guy who submitted a link to "Duck Penises Grow Bigger Among Rivals"
by packetslave 9y ago
Says the guy who submitted a link to "Duck Penises Grow Bigger Among Rivals"
- gbraad 9y agoCoincidences happen all the time ;-)
- Exuma 9y agoLol, incredible
- em3rgent0rdr 9y agoThat was a scientific article, which was quite insightful to how evolution works...in summary: Flightless birds can carry around the extra weight, so grow big penises to impress mates, while flying birds can't afford the weight and so must result to colorful feathers to impress mates.